public byte[] GetBytes()
{
using (MemoryStream stream = new MemoryStream())
{
using (BinaryWriter writer = new BinaryWriter(stream))
{
writer.Write(Version);
writer.Write(Timestamp);
if (PreviousBlock != null)
{
writer.Write(PreviousBlock.ToByteArray());
}
else
{
writer.Write(new byte[] { 0, 0, 0, 0, 0, 0, 0, 0 });
}
writer.Write(NumberOfTransactions);
writer.Write(TotalAmount);
writer.Write(TotalFee);
writer.Write(PayloadLength);
writer.Write(PayloadHash.FromHex());
writer.Write(GeneratorPublicKey.FromHex());
if (!string.IsNullOrWhiteSpace(BlockSignature))
{
writer.Write(BlockSignature.FromHex());
}
}
return(stream.ToArray());
}
}
public override void WriteToBitcoinBuffer(byte[] buffer, int offset)
{
Version.WriteBytes(buffer, offset);
PreviousBlock.WriteToBitcoinBuffer(buffer, PreviousBlock_Offset(ref offset));
MerkleRoot.WriteToBitcoinBuffer(buffer, MerkleRoot_Offset(ref offset));
Timestamp.WriteBytes(buffer, Timestamp_Offset(ref offset));
Bits.WriteBytes(buffer, Bits_Offset(ref offset));
Nonce.WriteBytes(buffer, Nonce_Offset(ref offset));
Transactions.WriteToBitcoinBuffer(buffer, Transactions_Offset(ref offset));
}
public void verifyIfChainIsValid()
{
if (PreviousBlock == null)
{
throw new InvalidOperationException("Genesis block is not set.");
}
bool isValid = PreviousBlock.isValidChain(null, true);
if (isValid)
{
Console.WriteLine("Blockchain is NOT tampered.\n\n\n");
}
else
{
Console.WriteLine("Blockchain is tampered.\n\n\n");
}
}
public override int GetHashCode()
{
return(DataGraphIri.GetHashCode() + DataHash.GetHashCode() + Hash.GetHashCode() + Index.GetHashCode() + PreviousBlock.GetHashCode() + PreviousHash.GetHashCode() + Timestamp.GetHashCode());
}
/// <summary> /// Remove the front block (or this block if the list contains only one element) /// </summary> /// <returns>Removed block</returns> public Block RemoveFront(bool fullIsolation = false) => PreviousBlock.Isolate(fullIsolation);
public void WriteDescendants(StringBuilder builder)
{
builder.AppendLine(JsonConvert.SerializeObject(this, Formatting.Indented));
PreviousBlock?.WriteDescendants(builder);
}